23240454423 has 8 divisors (see below), whose sum is σ = 31003163136. Its totient is φ = 15485691000.

The previous prime is 23240454403. The next prime is 23240454427. The reversal of 23240454423 is 32445404232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23240454423 - 2⁹ = 23240453911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23240454427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1979493 + ... + 1991198.

It is an arithmetic number, because the mean of its divisors is an integer number (3875395392).

Almost surely, 2^23240454423 is an apocalyptic number.

23240454423 is a deficient number, since it is larger than the sum of its proper divisors (7762708713).

23240454423 is a wasteful number, since it uses less digits than its factorization.

23240454423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3972645.

The product of its (nonzero) digits is 92160, while the sum is 33.

Adding to 23240454423 its reverse (32445404232), we get a palindrome (55685858655).

The spelling of 23240454423 in words is "twenty-three billion, two hundred forty million, four hundred fifty-four thousand, four hundred twenty-three".